US3369455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun-launched vehicles
Assignee: Lockheed Martin Corp
•
Filing: 1965-02-25
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Granted: 1968-02-20
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Expires: 1985-02-25
Abstract
No abstract record available.
Inventors
- 👤 John W Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:52
CPC Classifications
F; F42; F42B; F42B15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A VEHICLE LAUNCHING SYSTEM COMPRISING: A GUN HAVING A TUBE AND A PROPELLANT CHARGE; A VEHICLE HAVING ROCKET PROPULSION MEANS AND BEING DISPOSED IN SAID TUBE FOR LAUNCH BY SAID CHARGE; A LIQUID FLUID RETAINED IN SAID TUBE AND SUSPENDING SAID VEHICLE SO THAT THE VEHICLE CASE WALLS ON THE OUTSIDE AND INSIDE ARE SUPPORTED BY THE FLUID DURING LAUNCH, SAID FLUID HAVING A DENSITY APPROXIMATING THE DENSITY OF THE VEHICLE; AND AN OBTURATOR IN SAID TUBE FOR TRANSMITTING THE LAUNCH FORCES FROM SAID PROPELLANT CHARGE TO SAID VEHICLE AND FLUID.
Claim 2
Dependent Claim
91 words
A VEHICLE LAUNCHING SYSTEM COMPRISING: A GUN HAVING A TUBE AND A PROPELLANT CHARGE; A VEHICLE HAVING ROCKET PROPULSION MEANS AND BEING DISPOSED IN SAID TUBE FOR LAUNCH BY SAID CHARGE; A LIQUID FLUID RETAINED IN SAID TUBE AND SUSPENDING SAID VEHICLE SO THAT THE VEHICLE CASE WALLS ON THE OUTSIDE AND INSIDE ARE SUPPORTED BY THE FLUID DURING LAUNCH, SAID FLUID HAVING A DENSITY APPROXIMATING THE DENSITY OF THE VEHICLE; AND AN OBTURATOR IN SAID TUBE FOR TRANSMITTING THE LAUNCH FORCES FROM SAID PROPELLANT CHARGE TO SAID VEHICLE AND FLUID.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |